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OnBuy.com£87.04Visit shop Jcp Fixings Woodfix Self-Drilling Screws 5.5 X 120Mm - Fjpowfh55120 - Box Of 500 5014196683379
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The Range£89.26Visit shop Jcp Fixings Woodfix Self-Drilling Screws Heavy Section 5.5 X 120Mm - Fjpowfh55120 - Box Of 500 - Grey
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The Jcp Fixings Woodfix Self-Drilling Screws (5.5 x 120mm) are designed for professionals and DIY enthusiasts tackling heavy-duty woodworking and construction projects. Their primary benefit is the self-drilling tip, which eliminates the need for pre-drilling, significantly speeding up installation times for robust applications. A potential caveat is their specific size, which might not be suitable for lighter or more delicate tasks. These screws offer a strong, secure fastening solution thanks to their heavy section and durable BZP coating for corrosion resistance.
| Model Part Number | FJPOWFH55120 |
|---|---|
| Brand | JCP Fixings |
No, the 'self-drilling' design means the screw is engineered to create its own pilot hole as it's driven, eliminating the need for pre-drilling.
They are primarily designed for wood, but can also be effective in fastening wood to certain metal components like studs or brackets, provided the self-drilling tip can penetrate the metal.
Use the correct type and size of screwdriver bit, ensure it's fully seated, and apply steady, consistent pressure. Avoid over-driving.
BZP stands for Bright Zinc Plating. This coating provides a layer of protection against corrosion, making the screws more durable, especially in outdoor or damp conditions.
While designed for heavy-duty use, always consult local building codes and structural engineering guidelines for specific applications. These screws provide strong fastening for general construction and repair.
The 'heavy section' refers to the thicker shank diameter and robust construction of the screw, providing greater shear strength and holding power for demanding applications.
Ensure your drill has sufficient power and torque. Check if the material is too hard or dense for the self-drilling tip. Consider a pilot hole if necessary, though this negates the self-drilling benefit.
Use the correct type and size of screwdriver bit. Ensure the bit is seated firmly in the screw head. Reduce driving speed slightly and apply firm, consistent pressure.
This can occur if the screw is driven at an angle or if the material is excessively dense. Ensure straight driving and, for very hard woods, consider a slightly larger pilot hole. Do not overtighten.
Wipe clean with a dry cloth. Store screws in a dry, protected area. For severely corroded screws, replacement may be necessary to maintain structural integrity.
Setup: These are self-drilling screws, meaning no pilot hole is required. Ensure you have a power drill or impact driver with a compatible bit (typically Phillips or Pozidriv, check screw head type) and sufficient torque. Align the screw with the materials to be joined and drive it straight through.
Compatibility: Primarily designed for wood-to-wood applications. They can also be used for fastening wood to certain metal studs or brackets, provided the self-drilling tip can penetrate the metal adequately. Always test on a scrap piece first if unsure.
Care: Store screws in a dry environment to maintain the integrity of the BZP coating. Avoid prolonged exposure to moisture. Clean any debris from the screw head after driving to prevent rust formation on the exposed metal.
